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Sendmux — Startup Profile
Startup

Sendmux

Email API for AI agents with inbox management and failover

Email & inbox management
0 Momentum score
Signals per week, last 12 weeks
  • Launches
  • Growth
  • Product
  • Hiring & team
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GitHub stars: sendmux/sendmux-sdk02040608030 May14 Jul29 Aug13 Oct
GitHub stars: sendmux/sendmux-sdk, last 12 months020406080Oct 2025Feb 2026Jun 2026Oct 2026
GitHub stars: sendmux/sendmux-sdk, last 90 days02040608016 Jul15 Aug13 Sep13 Oct

65 GitHub stars

+7 days
+0
+30 days
+0
License
MIT
Latest release
python-mcp-v2.2.0 Oct 2, 2026
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[![Sendmux on Astracia](https://astracia.com/signals/open-source/badge/84070.svg)](https://astracia.com/startups/84070/sendmux)

Data: GitHub API

  1. Launches Sendmux launched on Product Hunt
  2. Launches Sendmux launched on Uneed

Among 297 Email & inbox management products tracked by Astracia.

  • In the bottom half of Email & inbox management products on GitHub by stars GitHub stars: #4 of 5
  • Top 5% of Email & inbox management products by launches Launches tracked: #3 of 297

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About the startup

Sendmux is an email inbox API designed specifically for AI agents and autonomous systems. It enables you to create agent inboxes, manage outbound email routing through your own email providers, and automatically failover between providers at scale. Use cases include: Handling email communication for AI-powered applications Routing outbound messages with redundancy and reliability Managing agent inboxes with programmatic control Ideal for developers building AI applications that need reliable email integration.

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